Table 1 Study protocol for each included patient
Sessions | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
|---|---|---|---|---|---|---|---|
Timing | D-15 to D0 | D0 | D + 15 | D+21 | 3 months | 6 months | 12 months |
Written informed consent | X | ||||||
Inclusion and exclusion criteria | X | ||||||
Diagnosis of immature tooth pulp necrosis | X | ||||||
Clinical exam: symptoms | X | X | X | X | X | X | X |
Radiographic exam | X | X | X | X | X | X | X |
Calcium hydroxide filling or renewal | X | X(CH group) | X(CH group-no barrier) | X(CH group-no barrier) | |||
Apical filling with MTA | X(MTA group) | ||||||
Complete filling with gutta-percha | X(MTA group) | X(CH group and apical barrier) | X(CH group and apical barrier) |